: Log into ://apple.com or open the Settings app on an active iOS device. Tap your name to view all hardware linked to your iCloud account and see their respective serial numbers. How to Find Your Serial Number on Any Device
: Click the Apple Menu () in the top-left corner of your screen. Select About This Mac . A window will appear displaying your exact serial number alongside hardware specifications.
He realized then that this wasn't just a used laptop; it was a ghost. Someone had swapped the logic board to hide its history, but they hadn't been thorough enough. The serial number check hadn't just confirmed the warranty—it had opened a door to a mystery that someone had paid a lot of money to keep closed. , like AirPods or an Apple Watch? How to Check Serial Number for Any Apple Device
The screen refreshed. It wasn’t a standard MacBook Pro. The system identified it as a "Replacement Unit" originally registered to a research facility in Northern Europe. Even stranger, the warranty had been "locked by administrator" three years ago.